SE387334B - PROCEDURE FOR PREPARING URBANIDE WITH LAYER CONTAINING THE BIURET - Google Patents
PROCEDURE FOR PREPARING URBANIDE WITH LAYER CONTAINING THE BIURETInfo
- Publication number
- SE387334B SE387334B SE6710879*A SE1087967A SE387334B SE 387334 B SE387334 B SE 387334B SE 1087967 A SE1087967 A SE 1087967A SE 387334 B SE387334 B SE 387334B
- Authority
- SE
- Sweden
- Prior art keywords
- urbanide
- biuret
- preparing
- procedure
- layer containing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2073366 | 1966-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE387334B true SE387334B (en) | 1976-09-06 |
Family
ID=11171223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE6710879*A SE387334B (en) | 1966-07-27 | 1967-07-26 | PROCEDURE FOR PREPARING URBANIDE WITH LAYER CONTAINING THE BIURET |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5127659B1 (en) |
| BE (1) | BE701633A (en) |
| BR (1) | BR6791527D0 (en) |
| CH (1) | CH471089A (en) |
| CS (1) | CS163163B2 (en) |
| DE (1) | DE1618926B1 (en) |
| ES (1) | ES343801A1 (en) |
| GR (1) | GR33978B (en) |
| LU (1) | LU54171A1 (en) |
| NL (1) | NL145849B (en) |
| SE (1) | SE387334B (en) |
| YU (1) | YU33783B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52139164U (en) * | 1976-04-13 | 1977-10-21 | ||
| JPS52163463U (en) * | 1976-06-02 | 1977-12-10 | ||
| JPS6114665U (en) * | 1984-07-02 | 1986-01-28 | 和也 生駒 | container |
| DE102006059760B4 (en) * | 2006-12-18 | 2009-04-02 | Skw Stickstoffwerke Piesteritz Gmbh | Process for the continuous production of highly pure urea solution |
| ITMI20120013A1 (en) | 2012-01-09 | 2013-07-10 | Saipem Spa | PROCEDURE FOR THE SYNTHESIS OF UREA INCLUDING A STRIPPER FUND OF PASSIVATION |
| JP2016064991A (en) * | 2014-09-22 | 2016-04-28 | 東洋エンジニアリング株式会社 | Method for producing high-purity urea aqueous solution in urea production process |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3232984A (en) * | 1961-11-20 | 1966-02-01 | Pullman Inc | Low biuret urea |
| NL291528A (en) * | 1963-04-11 | |||
| US3255246A (en) * | 1963-06-27 | 1966-06-07 | Du Pont | Synthesis and recovery of urea |
-
1967
- 1967-07-10 GR GR670133978A patent/GR33978B/en unknown
- 1967-07-20 BE BE701633D patent/BE701633A/xx not_active IP Right Cessation
- 1967-07-21 DE DE1967S0110929 patent/DE1618926B1/en not_active Withdrawn
- 1967-07-22 ES ES343801A patent/ES343801A1/en not_active Expired
- 1967-07-24 JP JP42047285A patent/JPS5127659B1/ja active Pending
- 1967-07-24 CS CS5415A patent/CS163163B2/cs unknown
- 1967-07-25 CH CH1060067A patent/CH471089A/en not_active IP Right Cessation
- 1967-07-25 LU LU54171D patent/LU54171A1/xx unknown
- 1967-07-26 SE SE6710879*A patent/SE387334B/en unknown
- 1967-07-26 BR BR191527/67A patent/BR6791527D0/en unknown
- 1967-07-27 NL NL676710422A patent/NL145849B/en not_active IP Right Cessation
- 1967-07-27 YU YU1507/67A patent/YU33783B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL145849B (en) | 1975-05-15 |
| JPS5127659B1 (en) | 1976-08-13 |
| BR6791527D0 (en) | 1973-06-28 |
| GR33978B (en) | 1968-02-29 |
| LU54171A1 (en) | 1967-09-25 |
| CS163163B2 (en) | 1975-08-29 |
| NL6710422A (en) | 1968-01-29 |
| DE1618926B1 (en) | 1971-01-28 |
| YU33783B (en) | 1978-05-15 |
| CH471089A (en) | 1969-04-15 |
| ES343801A1 (en) | 1968-09-16 |
| BE701633A (en) | 1968-01-02 |
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